CN213144447U - Pre-separation device used after gas well fracturing - Google Patents
Pre-separation device used after gas well fracturing Download PDFInfo
- Publication number
- CN213144447U CN213144447U CN202022136825.XU CN202022136825U CN213144447U CN 213144447 U CN213144447 U CN 213144447U CN 202022136825 U CN202022136825 U CN 202022136825U CN 213144447 U CN213144447 U CN 213144447U
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- Prior art keywords
- tank body
- groove
- gas well
- fracturing
- sand removing
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 238000000926 separation method Methods 0.000 title claims description 3
- 239000004576 sand Substances 0.000 claims description 33
- 239000007788 liquid Substances 0.000 claims description 10
- 238000009434 installation Methods 0.000 abstract description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 abstract description 2
- 238000001556 precipitation Methods 0.000 abstract description 2
- 239000007789 gas Substances 0.000 description 18
- 239000012530 fluid Substances 0.000 description 14
- 238000010276 construction Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 239000002341 toxic gas Substances 0.000 description 2
- 239000011449 brick Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
Images
Abstract
The utility model discloses a preseparation device after gas well fracturing, which comprises a tank body, jar body side upper end intercommunication is equipped with the inlet tube, another end department intercommunication is equipped with gas outlet above the jar body, the internal portion of jar just follows the inlet tube extremely the gas outlet direction loops through screw installation and is equipped with rectifier, separator main part and defroster, just be located below the jar body the installation of defroster below is equipped with the grit precipitation tank, jar body another side lower extreme intercommunication is equipped with the drain pipe, the inlet tube stretch into to jar internal one end with the drain pipe stretches into to the intercommunication is equipped with the whirl degritting groove between the internal one end of jar, the whirl degritting groove passes in proper order rectifier and separator main part, all install on inlet tube and the drain pipe and be equipped with valve one. The utility model has the advantages that: the method has the advantages of reducing the equipment failure rate, improving the production efficiency and the like.
Description
Technical Field
The utility model relates to an oil gas field gas well fracturing construction technical field specifically indicates a preseparation device after gas well fracturing.
Background
After fracturing construction of a gas well of an oil and gas field and before liquid drainage and trial production, a mixture of natural gas, combustible toxic gas, fracturing fluid, sand and the like is sprayed out of the ground. In order to meet the requirement of environmental protection, toxic gas needs to be burned by a torch, and the common practice is as follows: the mixed fracturing fluid from the well head extends to a place beyond 30 meters by an oil pipe, is built into a wall by bricks, and discharges the fracturing fluid while burning toxic and harmful gases against the wall.
During this process, sand often blocks the drain. Particularly, the oil pipe is easy to block at the turning position.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a solve foretell various problems, provide a preseparation device after gas well fracturing, install at the fluid-discharge tube from the near one end of well head distance, isolate the grit to prevent the appearance of the phenomenon of grit stifled dead fluid-discharge tube.
In order to solve the technical problem, the utility model provides a technical scheme does: the utility model provides a separator in advance after gas well fracturing, includes a jar body, a jar body side upper end intercommunication is equipped with the inlet tube, another end department intercommunication is equipped with gas outlet above the jar body, jar internal portion and follow the inlet tube extremely the gas outlet direction loops through the screw installation and is equipped with rectifier, separator main part and defroster, just be located below the jar body the installation of defroster below is equipped with the grit precipitation tank, jar body another side lower extreme intercommunication is equipped with the drain pipe, the inlet tube stretch into to jar internal one end with the drain pipe stretches into to the intercommunication is equipped with the whirl degritting groove between the internal one end of jar, the whirl degritting groove passes rectifier and separator main part in proper order, all install on inlet tube and the drain pipe and be equipped with valve one.
As the improvement, inlet tube and drain pipe stretch out the intercommunication is equipped with emergent pipeline between the one end of the jar body, the both ends department of emergent pipeline all installs and is equipped with the valve.
As an improvement, a spoiler is welded on the cyclone desanding groove.
As an improvement, the separator main body is formed by stacking wave plates at intervals.
As a refinement, the demister is a mesh structure.
As an improvement, the cyclone sand removing groove is a through groove with a rectangular cross section, the width of the cyclone sand removing groove is 220mm, the height of the cyclone sand removing groove is 150mm, the length of the cyclone sand removing groove is greater than that of the tank body, and a through groove is carved at the bottom of the cyclone sand removing groove.
As an improvement, a manhole is communicated with the upper surface of the tank body.
Compared with the prior art, the utility model the advantage lie in: when the utility model is used, the manhole is used for overhauling equipment, and the inside of the manhole is provided with an upper ladder and a lower ladder; the valve is used for reversing the route of the fracturing fluid flow, so that when equipment fails, the fluid flow directly passes through the emergency pipeline; the cyclone sand removal groove is a through groove with a rectangular cross section, the width is 220mm, the height is 150mm, the length is larger than the length of the tank body, a through groove is carved on the upper bottom of the cyclone sand removal groove to facilitate sand leakage, a spoiler is welded on the upper part of the cross section to facilitate the reduction of the speed of the fracturing fluid with pressure through flow resistance, and the fracturing fluid is separated in the separator main body by gravity; the separator main body is formed by stacking wave plates at intervals; the demister is a mesh demister device with a mounting frame. Fracturing fluid enters from the separator body, and the sand is separated out when the fracturing fluid leaves the liquid outlet pipe, and gas is discharged from the upper air pipe, so that the function of sand removal is achieved.
Drawings
Fig. 1 is a schematic structural diagram of the post-fracturing preseparation device for a gas well of the present invention.
As shown in the figure: 1. an inlet tube; 2. a cyclone sand removal tank; 3. a rectifier; 4. a manhole; 5. a tank body; 6. a separator body; 7. a demister; 8. a sand settling tank; 9. a liquid outlet pipe; 10. a valve; 11. an emergency pipeline; 12. a spoiler.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
With reference to the attached figure 1, the preseparation device for the fractured gas well comprises a tank body 5, wherein the upper end of one side surface of the tank body 5 is communicated with an inlet pipe 1, a gas outlet is communicated with the other end of the tank body 5, a rectifier 3, a separator main body 6 and a demister 7 are arranged in the tank body 5 and sequentially installed through screws from the introducing pipe 1 to the gas outlet, a sand settling tank 8 is arranged below the tank body 5 and below the demister 7, the lower end of the other side surface of the tank body 5 is communicated with a liquid outlet pipe 9, a rotational flow sand removal groove 2 is communicated between one end of the lead-in pipe 1 extending into the tank body 5 and one end of the liquid outlet pipe 9 extending into the tank body 5, the cyclone desanding groove 2 sequentially penetrates through the rectifier 3 and the separator main body 6, and the first valve is arranged on the introducing pipe 1 and the first valve is arranged on the liquid outlet pipe 9.
Leading-in pipe 1 and drain pipe 9 stretch out the intercommunication is equipped with emergent pipeline 11 between the one end of jar body 5, the both ends department of emergent pipeline 11 all installs and is equipped with valve 10.
And a spoiler 12 is welded on the cyclone desanding groove 2.
The separator body 6 is formed by stacking wave plates at intervals.
The demister 7 is a mesh structure.
The cyclone sand removing groove 2 is a through groove with a rectangular cross section, the width of the cyclone sand removing groove 2 is 220mm, the height of the cyclone sand removing groove is 150mm, the length of the cyclone sand removing groove is greater than that of the tank body 5, and a through groove is carved at the bottom of the cyclone sand removing groove 2.
A manhole 4 is communicated with the upper surface of the tank body 5.
The utility model discloses a concrete implementation mode: when the utility model is used, the manhole 4 is used for overhauling equipment, and the inside of the manhole is provided with an upper ladder and a lower ladder; the valve 10 is used for reversing the flow path of the fracturing fluid, so that when equipment fails, the fluid directly passes through the emergency pipeline 11; the cyclone desanding groove 2 is a through groove with a rectangular cross section, the width is 220mm, the height is 150mm, the length is larger than that of the tank body 5, a through groove is carved on the upper bottom of the through groove to facilitate sand leakage, a spoiler 12 is welded on the upper part of the cross section to facilitate the reduction of the speed of fracturing fluid with pressure through flow resistance, and the fracturing fluid is separated in the separator main body 6 by gravity; the separator body 6 is formed by stacking wave plates at intervals; the demister 7 is a mesh-like demister device with a mounting frame. The fracturing fluid enters from the separator body 6 and leaves from the liquid outlet pipe 9 to separate sand, and gas is discharged from the upper gas pipe to achieve the function of sand removal.
The present invention and the embodiments thereof have been described above, but the description is not limited thereto, and the embodiment shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should understand that they should not be limited to the embodiments described above, and that they can design the similar structure and embodiments without departing from the spirit of the invention.
Claims (7)
1. A pre-separation device for a fractured gas well comprises a tank body (5), and is characterized in that an inlet pipe (1) is communicated with the upper end of one side face of the tank body (5), a gas outlet is communicated with the other end of the upper face of the tank body (5), a rectifier (3), a separator main body (6) and a demister (7) are sequentially installed in the tank body (5) from the inlet pipe (1) to the gas outlet through screws, a sand settling tank (8) is installed below the tank body (5) and below the demister (7), a liquid outlet pipe (9) is communicated with the lower end of the other side face of the tank body (5), a rotational flow sand removing tank (2) is communicated between one end of the inlet pipe (1) extending into the tank body (5) and one end of the liquid outlet pipe (9) extending into the tank body (5), and the rotational flow sand removing tank (2) sequentially penetrates through the rectifier (3) and the separator main body (6), and the inlet pipe (1) and the liquid outlet pipe (9) are respectively provided with a first valve.
2. The gas well post-fracturing preseparation device of claim 1, wherein: leading-in pipe (1) and drain pipe (9) stretch out the intercommunication is equipped with emergency pipeline (11) between the one end of jar body (5), both ends department of emergency pipeline (11) all installs and is equipped with valve (10).
3. The gas well post-fracturing preseparation device of claim 1, wherein: and a spoiler (12) is welded on the cyclone sand removing groove (2).
4. The gas well post-fracturing preseparation device of claim 1, wherein: the separator main body (6) is formed by stacking wave plates at intervals.
5. The gas well post-fracturing preseparation device of claim 1, wherein: the demister (7) is of a net structure.
6. The gas well post-fracturing preseparation device of claim 1, wherein: the cyclone sand removing groove (2) is a through groove with a rectangular cross section, the width of the cyclone sand removing groove (2) is 220mm, the height of the cyclone sand removing groove is 150mm, the length of the cyclone sand removing groove is greater than that of the tank body (5), and a through groove is carved at the bottom of the cyclone sand removing groove (2).
7. The gas well post-fracturing preseparation device of claim 1, wherein: a manhole (4) is communicated with the upper surface of the tank body (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022136825.XU CN213144447U (en) | 2020-09-25 | 2020-09-25 | Pre-separation device used after gas well fracturing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022136825.XU CN213144447U (en) | 2020-09-25 | 2020-09-25 | Pre-separation device used after gas well fracturing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213144447U true CN213144447U (en) | 2021-05-07 |
Family
ID=75719262
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022136825.XU Active CN213144447U (en) | 2020-09-25 | 2020-09-25 | Pre-separation device used after gas well fracturing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213144447U (en) |
-
2020
- 2020-09-25 CN CN202022136825.XU patent/CN213144447U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Pre separation device for gas well after fracturing Effective date of registration: 20211126 Granted publication date: 20210507 Pledgee: Xi'an investment and financing Company limited by guarantee Pledgor: Shaanxi Changyue oil and Gas Technology Development Co.,Ltd. Registration number: Y2021610000364 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20240103 Granted publication date: 20210507 Pledgee: Xi'an investment and financing Company limited by guarantee Pledgor: Shaanxi Changyue oil and Gas Technology Development Co.,Ltd. Registration number: Y2021610000364 |